Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 4.24
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -1.78 -0.375 0.67
Prot (kg) -5.81 -0.441 2.56
Fertility Sub Index -0.41
Calving Interval (days) 0.23 -1.459 -0.34
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 0.69
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index -0.77
Live WT (kg) 2.50 -0.307 -0.77
Total Carbon Sub Index 4.15

* Based on an €80/tonne carbon price